package com.springboot.demo.controller;


import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

@RestController
@RequestMapping("/calc")
public class calc {

    @RequestMapping("sum")
    public String sum(Integer num1,Integer num2){
        if(num1==null || num2==null){
            return "输入错误";
        }

       Integer num=num1+num2;
        return "计算结果：" + num;
    }
}
